Locate the downloaded driver executable file (usually named PL2303_Prolific_DriverInstaller.exe or similar). Right-click the installer and choose .
Before installing drivers, you must identify which hardware revision of the GEV189 you own.
Go to the tab, change the Property dropdown to Hardware Ids , and copy the value listed (e.g., USB\VID_067B&PID_2303 ). Press Win + R , type gpedit.msc , and press Enter.
The GEV189 cable acts as an adapter between the proprietary leica multi-pin connector on the instrument and a standard USB port on your PC. Internally, the cable relies on a Prolific PL2303 USB-to-Serial chip architecture.
Look for "FT232R USB UART" or "Unknown Device" under Other devices or Ports (COM & LPT) . Usb Download Cable Gev189 Driver Windows 10
With the installation completed, it is time to connect your cable and assign a stable system address.
If the v1.70 driver does not work, consider the following sources for up-to-date drivers:
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If you want, I can:
Alternatively, download the (Version 3.8.25.0 or older is highly recommended for legacy cables). Step 2: Run the Installer Disconnect the GEV189 cable from your computer.
If your computer does not automatically detect the cable, follow these manual installation steps:
offers a repository for Leica drivers, though the Sunbelt link above is more direct for the GEV189. Summary Table Information Driver Version v1.70 or newer Compatible OS Windows 10 (64-bit and 32-bit) Chipset FTDI (FT232R) Primary Use TPS400/700/800/FlexLine
Connecting Leica geosystems equipment to a modern PC requires the right communication bridge. The Leica GEV189 (or GEV267) USB data transfer cable is the industry standard for connecting total stations, digital levels, and GPS receivers to laptops and desktops. Locate the downloaded driver executable file (usually named
Log into your account (or register your equipment for a free account).
After installation, connect the GEV189 to a USB port (preferably USB 2.0, not 3.0). Wait 10 seconds. The driver should auto-load.
Windows 10 may automatically update your functioning driver back to a broken version during its next update cycle.
Over the production lifespan of the GEV189, Leica utilized different generations of the Prolific PL2303 chip family: Go to the tab, change the Property dropdown
Assuming you have an FTDI or Silicon Labs cable (the mainstream options), follow these steps.